Craftsman 88704 Operation Manual - Page 14
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Thoroughlywash yourhandswith soapand wateras soon as possibleafter handlingusedoil. NOTE:Pleasedisposeof usedmotoroil in a mannerthat is friendlyto the environmentT. akeit to a recyclingcenteror othercollectioncenter. Oil Recommendations Whenaddingoil to the engine,refertothe viscositychart below (Figure9). Engineoil capacityis 600 ml (approx.20 oz.). Donot over-fill.Usea 4-stroke,or an equivalenthigh detergent,premiumquality motoroil certifiedto meetor exceedU.S.automobilemanufacturer's requirementsfor serviceclassificationSG,SR Motoroils classifiedSG, SF will showthis desicnationon the container. Removethe sparkplug bootand usea spark plugwrenchto removethe plug,Figure10. Spar Plug © DO NOTuse non-detergenot il or 2-strokeengineoil. itcouldshorten theengine'sservicelife. f, _ Im&lmmwNiwl _ I_L_ _ (%-400 -200 0o 200 400 (°c) -30° -20° -10° 0° Spark Plug Boot Figure10 Visuallyinspecthe sparkplug. Discardthe sparkplug if thereis any apparentwear,or if the insulatoris crackedor chipped.Clean the spark plugwith a wire brushif it is to be reused. Measurethe pluggap with a feelergauge.Correctas necessary bybendingthe sideelectrode,Figure11.Thegap shouldbe set to .02-.03inches(0.60-0.80ram). Electrode Spark Plug Figure9 crankthe en( ine with the sark__ removed. If the engine hasbeen running,the mufflerwill be very hot. Be careful notto touchthe muffler. Thespark plug shouldbe checkedevery25 hoursand changedonce a seasonor every 100hours. Toensureproperengine operation,the sparkplug mustalso be properlygappedand free of deposits. _t===== .02=.03 in. (0.60-0.80 rnm) Figure11 14